- All sections
- E - Fixed constructions
- E05B - Locks; accessories therefor; handcuffs
- E05B 17/20 - Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
Patent holdings for IPC class E05B 17/20
Total number of patents in this class: 499
10-year publication summary
|
27
|
61
|
81
|
78
|
71
|
74
|
41
|
30
|
34
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlage Lock Company LLC | 1230 |
33 |
| Level Home, Inc. | 50 |
17 |
| Abloy Oy | 161 |
8 |
| Dan Raz Ltd. | 30 |
8 |
| GoPro, Inc. | 1915 |
8 |
| Hanchett Entry Systems, Inc. | 264 |
8 |
| TNBT Holdings Pty Limited | 15 |
8 |
| Amesbury Group, Inc. | 83 |
7 |
| D & D Group Pty Ltd | 105 |
7 |
| Valeo Securite Habitacle | 163 |
7 |
| ASSA ABLOY Americas Residential Inc. | 819 |
7 |
| Carlson Pet Products, Inc. | 74 |
6 |
| emz-Hanauer GmbH & Co. KGaA | 111 |
6 |
| United States Postal Service | 1294 |
6 |
| Assa Abloy Australia Pty Limited | 56 |
5 |
| Lokaway Pty. Ltd. | 38 |
5 |
| Sargent Manufacturing Company | 232 |
5 |
| Stendals El AB | 50 |
5 |
| Willo Products Company, LLC | 9 |
5 |
| Illinois Tool Works Inc. | 11152 |
4 |
| Other owners | 334 |